Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Chaparral Medical Group, Inc

Organization Geriatric Medicine (Internal Medicine) Physician · NPI 1396432571

Chaparral Medical Group, Inc provides Geriatric Medicine (Internal Medicine) Physician services in Rancho Cucamonga, California. Registered with an NPI since 2023.

In the registry since
2023
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

9140 Haven Ave Ste 112
Rancho Cucamonga, CA 91730-5414
Phone: (909) 527-8110
Fax: (909) 581-6738
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X

Record details

NPI number1396432571
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Prasad Jeereddi — Ceo · (909) 469-1823
NPI enumeratedApril 19, 2023
Last updated in NPPESApril 19, 2023
Certification dateApril 12, 2023
Mailing address840 Towne Center Dr, Pomona, CA 91767-5900